Ghastly, Evil Spirit

+2: Ghastly, Evil Spirit becomes a 4/4 ghost with flying an deathtouch. Prevent all damage that would be dealt to Ghastly this turn.
-4: Ghastly, Evil Spirit deals 4 damage to any target. If that target is a planeswalker, it deals 10 damage instead.
-14: Draw 5 cards. Ghastly, Evil Spirit deals 50 damage to all opponents and their creatures. This can't be countered.